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06/25/2001 14 46 20946710 AGE STOCKTON PAGE 08 22 June 2001 AGE-SSC Protect No 97-0333 Page 10 of 10 solvent compounds The final two vessels will Contain SunSolve, a liquid phase filtration media specifically designed to adsorb fuel oxygenated compounds(i e TAME,MTBE and TBA) Sample ports are located between all vessels to allow detection of potential media break through and to obtain final discharge samples The system layout is depicted in Figure 5 4 5 REMEDIATION SYSTEM START-UP PERIOD During the pump and treat start-up period (first two weeks of operation), ground water influent and effluent of the treatment system, depth to ground water measurements and operational parameters (ground water flow meters, fluid level sensors, total flow indicators) will be monitored daily during the start-up period to erasure optimal removal of dissolved hydrocarbons and dissolved MTBE 4 6 MONITORING AND MAIN7ENANTCE ACTIVITIES Ground water samples from the pump and treat system influent,effluent and intermediate stages will . be collected on a bi-weekly basis and submitted to a State of California Department of Health Services (DHS)-certified laboratory£or analysis of the following constituents TPH-g and TPH-d in accordance,A ith EPA Method 8015 Modified/5030/3550, BTEX and MTBE in accordance with EPA Method 8020, and MTBE, ETBF, TAME, DIPE and 1BA and chlorinated solvents in accordance with EPA, - 8260 Laboratory reports for ground water analysis, testing methods, laboratory quality assurance/quality control (QA/W,) reports and sample chain of custody documentation will be presented m quarterly reports Ground eater treatment operational paramuters will be monitored at a mmimurn of wdekly to monitor cleanup progress The groundwater tieatxxlent system will be m,-untalned on a 1A eekly basis 3cGording to manufactureis reco=endatious Adi ats,r�r Pu F n+t*nrzt�e+si,